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Shichirui Lighthouse

Fl (3) W 13s🇯🇵Shimane, JPOperational

Location & Light Range

About Shichirui Lighthouse

Shichirui lighthouse is an operational aid located in Shimane. Its light reaches 12 nautical miles. The characteristic of the light is three white flashes occurring every 13 seconds. The focal height of the light is 45 meters.

Light & Optic

Characteristic Signature
Fl (3) W 13s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
13s
Raw Code
Fl.(3)W. period 13s
Focal Height
45m
Geographic Range
12NM

References & Identifiers

Admiralty No.
M7314
NGA No.
2016

Location

City
Shimane
Country
🇯🇵JP
Latitude
35.5810°
Longitude
133.2437°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Shichirui Lighthouse at night?+
Shichirui displays the characteristic Fl (3) W 13s — 3 white flashes every 13 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area.
Which ports and harbors does Shichirui Lighthouse guide vessels into?+
Shichirui Lighthouse assists vessels approaching 5 nearby ports. The closest is Shichirui at 0.7 NM to the WSW. Other ports served include Hoda (0.8 NM SE), Nagahama, Shimane (2.3 NM SE), Karubi (2.7 NM E), Kaizaki (3 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Shichirui Lighthouse still active and maintained?+
Yes, Shichirui Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
What shipping routes pass near Shichirui Lighthouse?+
Shichirui Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Shichirui Lighthouse?+
You can track vessels near Shichirui Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.